Nanyang (南陽) was a commandery of Jing Province in what is now the Nanyang area of Henan. It was one of the most populous and prosperous commanderies. Li Yan was from Nanyang and served Liu Zhang and later Liu Bei in Yi Province. Xu You was from Nanyang and advised Yuan Shao before defecting to Cao Cao and helping bring about Yuan Shao’s defeat at Guandu. See also Nanyang Commandery and Huang Zhong (from Nanyang Commandery).
Nanyang 南陽
Commandery in Jing Province; Li Yan and Xu You were from Nanyang.